On Sun, 27 Jul 2003 06:44:57 -0500, "Paul F. Dietz" wrote:

The real justification for retrieval is to avoid dropping debris
on anyone when it reenters. This saves a certain number of lives
on average. If this number is less than the expected number of
lives lost in a shuttle mission, the recovery is not worth doing.

You mean "possible" number, not "expected" number, right?
I'd like to think they always launch with an expected number
of lives lost of "zero".

Dale

I think we've blown $600 million on far less deserving things than
recovering Hubble for the ages...